Mineral (Man Modified)

Rose Quartz

Silicon dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Rose Quartz

Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese

Clear Quartz (Rock Crystal)

Quartz (SiO₂)

Fluorite (likely)

Calcium Fluoride (CaF2)

Citrine

Quartz (SiO₂)

Granite (tumbled pebble)

Granite (Plutonic Igneous Rock)

Sugilite

Sugilite (KNa2(Fe,Mn,Al)2Li3Si12O30)

Efflorescence (on Clay Brick)

Crystalline salt deposits (typically Sodium Sulfate Na2SO4, Calcium Carbonate CaCO3, or Potassium Sulfate K2SO4)

Moss Agate Geode Sphere

Silicon Dioxide (SiO2) - Chalcedony with Chlorite or Manganese inclusions

Rose Quartz

Silicon Dioxide (SiO2) with trace elements of Titanium, Iron, or Manganese

Rose Quartz

Silicon Dioxide (SiO2) with trace impurities of titanium, iron, or manganese

Petrified Wood

Silicified wood (Quartz/Chalcedony)

Native Silver

Silver (Ag)

Nephrite Jade

Nephrite

Rose Quartz

Silicon dioxide (SiO2) with trace impurities of titanium, iron, or manganese

Rose Quartz

Silicon Dioxide (SiO2) with trace impurities of Titanium, Manganese, or Iron

Rose Quartz

Crystalline Silicon Dioxide with trace Titanium, Iron, or Manganese (SiO2)

Moss Agate and Hematite

Silica (SiO2) with fibrous inclusions of Manganese or Iron; Hematite (Fe2O3)

Banded Metamorphic Rock (likely Quartzite or Serpentinite/Soapstone)

Metamorphic Rock (possibly a banded Quartzite or a foliated Serpentinite/Talc Schist based on appearance, general term for such a rock is 'Banded Metamorphic Rock' or 'Gneiss' if pronounced banding of different minerals)

Zebra Jasper

Silicon Dioxide (SiO2) with iron oxide and manganese inclusions

Jasper

Jasper (Silica/Silicon Dioxide, SiO2)

Quartz (variety of colors)

SiO2 (Silicon Dioxide)

Quartz (pebble)

Quartz (SiO₂)

Diopside (likely Chromian Diopside)

Diopside, part of Clinopyroxene family of inosilicates. Chemical formula: CaMgSi2O6. The green variety is often Chromian Diopside due to chromium impurities.

Halite

Halite (NaCl)

Quartz (milky quartz variety)

Quartz (SiO₂)

Quartz

Quartz (SiO₂ - Silicon Dioxide)

Basalt

Basalt (extrusive igneous rock)

Jade (likely Jadeite)

Jadeite (a pyroxene mineral) or Nephrite (a variety of amphibole mineral)

Aquamarine and clear quartz

Aquamarine (Be3Al2Si6O18), Quartz (SiO2)

Kyanite

Kyanite (Al2SiO5)

Quartz Geode/Cluster

Quartz (SiO2)

Rock Crystal Quartz

Quartz (SiO₂)

Quartz (possibly milky quartz or quartz with inclusions)

SiO2 (Silicon Dioxide)

Serpentinite

Serpentinite (containing minerals of the Serpentine subgroup: Antigorite, Lizardite, and Chrysotile; formula (Mg,Fe)3Si2O5(OH)4)

Zebra Jasper (Zebra Stone)

Silicon Dioxide (SiO2) with iron oxide and manganese inclusions

Turquoise

Turquoise (CuAl6(PO4)4(OH)8·4H2O)

Sapphire (likely blue synthetic sapphire or blue glass in a ring)

Corundum (Al₂O₃), specifically the blue variety due to trace amounts of iron and titanium impurities. If synthetic, it would still be Al₂O₃.

Sandstone (likely Fossilized Wood or Concrete Simulacrum)

Arenite / Silicified Wood / Anthropogenic Concrete

Caliche (also known as hardpan, calcrete, kankar)

Primarily composed of calcium carbonate (CaCO₃), often mixed with other minerals like quartz, clay minerals, and iron oxides.

Peridot and Citrine Gemstones (in a ring setting)

Peridot (Olivine: (Mg,Fe)2SiO4), Citrine (Quartz: SiO2)

Calcite

Calcite (CaCO3)